A few months ago, Tesla Motors CEO Elon Musk said something a bit cryptic during the company's annual shareholder meeting: Tesla was working on "a fairly exciting upgrade to the Roadster." Mysterious, no? Well, speaking with Auto Express recently, Musk revealed what this upgrade will be: an improved battery pack.

It's been quite a while since we've had news about the Tesla Roadster. The original Tesla electric vehicle hasn't been sold in the US for years and we're in a quiet period before the next-generation shows its face. We were fine with the status quo – it's not like Tesla Motors isn't keeping busy with other projects in the meantime – but something that CEO Elon Musk said during the annual shareholder meeting caught our eye this week: the Roadster will get some sort of update before the

Once the epitome of EV cool, the Tesla Roadster has kind of taken a back seat to the new electric vehicles in the market it helped spawn. Turns out, even in the background, the Roadster has things to teach us. Or, at least it does to the experts at Plug In America who recently took a closer look at the EV's battery pack.

To some, Nikola Tesla was the most unappreciated inventor ever. That's why a group of activists are pushing for a U.S. museum to honor this creator of revolutionary technologies. How about this important work: the alternating current (AC) electricity that powers your home today. There were several Tesla inventions that other people took credit for, such as radio, radar, x-rays, and other breakthroughs he made in the first part of the 20th century. Tesla was inspirational enough to get an '80s me

Yesterday's outrageous attack on electric vehicles didn't come from the GOP (for a change), but from a seemingly disinterested blogger, one Michael Degusta. His charges against Tesla include suggesting that its cars will have "eventual, inevitable, catastrophic battery failure," lambasting the company for poor warranty service, accusing Tesla of tracking its owners without consent, and intimating that the company is not only failing to provide owners with proper notice of this phenomenon but als

Yesterday's outrageous attack on electric vehicles didn't come from the GOP (for a change), but from a seemingly disinterested blogger, one Michael Degusta. His charges against Tesla include suggesting that its cars will have "eventual, inevitable, catastrophic battery failure," lambasting the company for poor warranty service, accusing Tesla of tracking its owners without consent, and intimating that the company is not only failing to provide owners with proper notice of this phenomenon but als

With the demise of the Lotus Elise in the United States, the Tesla Roadster's fate was sealed. With no chassis rolling out of Hethel, Tesla had to end production of the Roadster and shift its focus to the Model S and the just-revealed Model X.

With the demise of the Lotus Elise in the United States, the Tesla Roadster's fate was sealed. With no chassis rolling out of Hethel, Tesla had to end production of the Roadster and shift its focus to the Model S and the just-revealed Model X.

Tesla has delivered in excess of 1,800 Roadsters to customers in more than 21 countries across the globe, including 100 of the electrifying sports cars in Switzerland. That makes Switzerland one of the automaker's leading Roadster markets, on a per capita basis.

Tesla and Toyota have become rather friendly over the last few years. According to the latest reports, it seems the two automakers are ready to take their relationship to the next level. What initially started as a $60-million deal turned into a $100-million affair earlier this year.